Package org.faceless.publisher.resource

Class FileURLConnectionFactory

java.lang.Object

org.faceless.publisher.resource.FileURLConnectionFactory

All Implemented Interfaces:

URLConnectionFactory

public class FileURLConnectionFactory
extends Object
implements URLConnectionFactory

A URLConnectionFactory that handles the "jar" and "file" URLs, ie. those handled by Java by default. All URLs loaded by this Factory are trusted.

Constructor Summary

Constructors

Constructor	Description
FileURLConnectionFactory()

Method Summary

Modifier and Type	Method	Description
long	getExpiry(URL2 uri, URL2Connection con)	Return the absolute expiry time of the resource reeturned by the specified URLConnection, or Long.MAX_VALUE for forever.
URL2Connection	getURLConnection(URL2 uri, ReportFactory reportFactory)	Return a URLConnection for the specified URI, or null if not possible with this factory.
boolean	isTrusted(URL2 uri)	Return true if the supplied URL (which will be loadable by this Factory) should be considered trusted.
boolean	isUnchanged(URL2 uri, URL2Connection con)	Return true if a previous resource loaded by this factory should be considered valid, based on the supplied response for a subsequent request for the same resource.
boolean	supports(URL2 uri)	Return true if this factory can load the specified URI schema (eg http, ftp, jar, jdbc)
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.faceless.publisher.resource.URLConnectionFactory

close, getURLConnectionProcessors, setURLConnectionProcessors

Constructor Details

FileURLConnectionFactory

public FileURLConnectionFactory()

Method Details

getURLConnection

public URL2Connection getURLConnection(URL2 uri,
 ReportFactory reportFactory)
                                throws IOException

Description copied from interface: URLConnectionFactory

Return a URLConnection for the specified URI, or null if not possible with this factory.

Specified by:

getURLConnection in interface URLConnectionFactory

Parameters:

uri - the URI

reportFactory - the ReportFactory that owns this connection

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object

supports

public boolean supports(URL2 uri)

Description copied from interface: URLConnectionFactory

Return true if this factory can load the specified URI schema (eg http, ftp, jar, jdbc)

Specified by:

supports in interface URLConnectionFactory

Parameters:

uri - the URI

isUnchanged

public boolean isUnchanged(URL2 uri,
 URL2Connection con)
                    throws IOException

Description copied from interface: URLConnectionFactory

Return true if a previous resource loaded by this factory should be considered valid, based on the supplied response for a subsequent request for the same resource. As an example this method should return true if a web server returned a 304 (Not Modified). There is a default implementation which returns true.

Specified by:

isUnchanged in interface URLConnectionFactory

Parameters:

uri - the URI

con - the URL connection

Throws:

IOException

getExpiry

public long getExpiry(URL2 uri,
 URL2Connection con)

Description copied from interface: URLConnectionFactory

Return the absolute expiry time of the resource reeturned by the specified URLConnection, or Long.MAX_VALUE for forever. If this is not specified by the headers, the factory may still return a non-zero value to prevent content being cached forever. There is a default implementation which returns Long.MAX_VALUE;

Specified by:

getExpiry in interface URLConnectionFactory

Parameters:

uri - the URI

con - the URL connection

isTrusted

public boolean isTrusted(URL2 uri)

Description copied from interface: URLConnectionFactory

Return true if the supplied URL (which will be loadable by this Factory) should be considered trusted. The default implementation returns false.

Specified by:

isTrusted in interface URLConnectionFactory

See Also:

• ResourceLoader.isTrustRequired(org.faceless.publisher.resource.ResourceDescriptor)